From 87a88117c8fe819eccce98c71e5f912a756ade96 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Sun, 20 Nov 2022 14:10:39 -0700
Subject: [PATCH] [object] Use vector tail()

---
 src/hb-object.hh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/hb-object.hh b/src/hb-object.hh
index d7bcb61bd..a23c25f7c 100644
--- a/src/hb-object.hh
+++ b/src/hb-object.hh
@@ -80,7 +80,7 @@ struct hb_lockable_set_t
     if (item)
     {
       item_t old = *item;
-      *item = std::move (items[items.length - 1]);
+      *item = std::move (items.tail ());
       items.pop ();
       l.unlock ();
       old.fini ();
@@ -123,7 +123,7 @@ struct hb_lockable_set_t
     l.lock ();
     while (items.length)
     {
-      item_t old = items[items.length - 1];
+      item_t old = items.tail ();
       items.pop ();
       l.unlock ();
       old.fini ();